Bluetooth Power States; Cold Boot; Warm Boot; Suspend - Motorola MC21XX SERIES User Manual

Bluetooth Power States

Cold Boot

Performing a cold boot turns off the state of the Bluetooth radio.

Warm Boot

Performing a warm boot retain the previous state of the Bluetooth radio. The MC2180 tries to close all active
connections. The wait timeout for proper closure is set to five seconds. If it fails to close all of the connections
within five seconds, the MC2180 proceeds with a warm boot. After a warm boot the user has to re-establish the
connections.

Suspend

Power Button Suspend

The user will be notified about the presence of active connections in this scenario. The user can take the
decision on, whether to proceed with suspend or not. If user proceeds with suspend operation, the MC2180
immediately goes into suspend mode. In this case the active connections are closed on resume.

During Battery Swap Suspend

All active connections are closed before going into suspend mode. There is a delay before going into suspend
according to the number of active Bluetooth connections.

Forced Suspend (Start Menu Suspend)

The user is not notified about the presence of active connections. The MC2180 goes into suspend mode
immediately. All the active connections are closed on resume.

Resume

When the MC2180 resumes, the user must re-connect to the Bluetooth device.
Bluetooth 4 - 3